feat: antd 主题改造 — 启用 cssVar、纯黑白 colorPrimary、统一 sidebar/滚动条/按钮样式

src/web/features/inbox/components/MaterialCard.tsx

@@ -18,7 +18,7 @@ const STATUS_MAP: Record<MaterialStatus, { color: string; label: string }> = {
 
 export function MaterialCard({ material, onDelete, onSelect, selected }: MaterialCardProps) {
   const statusInfo = STATUS_MAP[material.status];
-  const className = selected ? "material-list-item material-list-item--selected" : "material-list-item";
+  const className = selected ? "app-sidebar-list-item app-sidebar-list-item--selected" : "app-sidebar-list-item";
 
   return (
     <Flex align="center" className={className} gap="small" justify="space-between" onClick={onSelect}>

src/web/features/inbox/components/MaterialList.tsx

@@ -13,7 +13,6 @@ import { useMemo, useState } from "react";
 import type { Material } from "../types";
 
 import { SidebarGroup } from "../../../shared/components/SidebarGroup";
-import { useIsDark } from "../../../shared/hooks/use-is-dark";
 import { GROUP_LABELS, groupByDate } from "../../../shared/utils/date-group";
 import { MaterialCard } from "./MaterialCard";
 
@@ -37,7 +36,6 @@ type FilterValue = (typeof STATUS_FILTER_OPTIONS)[number]["value"];
 
 export function MaterialList({ loading, materials, onAddClick, onDelete, onSelect, selectedId }: MaterialListProps) {
   const [filterStatus, setFilterStatus] = useState<FilterValue>("all");
-  const isDark = useIsDark();
 
   const filteredMaterials = useMemo(() => {
     if (filterStatus === "all") return materials;
@@ -74,7 +72,7 @@ export function MaterialList({ loading, materials, onAddClick, onDelete, onSelec
           overflow: { x: "hidden", y: "scroll" },
           scrollbars: {
             autoHide: "move",
-            theme: isDark ? "os-theme-custom-dark" : "os-theme-custom",
+            theme: "os-theme-custom",
           },
         }}
       >